Another possibility, if you don't like the connotations of "contradictory", would be to call it a self-negating statement, along the lines of Groucho Marx's "I refuse to join any club that's willing to accept me as a member."

Does the speaker consider himself an individual that is an agent for a company, not an individual-invertor. That is not a individual that is investing, but an individual that invests (over peoples money).